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<blockninesectionfour>
  <Question1>1. No gaussian pulses are generated. Which of the following signals is missing?</Question1>
  <Choice1A>REPLY GATE(NOT)</Choice1A>
  <Choice1B>SHAPER MOD GATE</Choice1B>
  <Choice1C>RECEIVER VIDEO</Choice1C>
  <Choice1D>PED CNTL</Choice1D>
  <Correct1>None</Correct1>
  <Reference1>Student Workbook Page 12, Section 3</Reference1>
  
  <Question2>2. The 2A2A5 assembly generates signals that control the amplitude and width of the TACAN’s output pulses.</Question2>
  <Choice2A>True</Choice2A>
  <Choice2B>False</Choice2B>
  <Choice2C>None</Choice2C>
  <Choice2D>None</Choice2D>
  <Correct2>None</Correct2>
  <Reference2>Student Workbook Page 12, Section 3</Reference2>
  
  <Question3>3. What signal controls the width of the output pulses?</Question3>
  <Choice3A>Pedestal Control</Choice3A>
  <Choice3B>Amplitude Control</Choice3B>
  <Choice3C>Amplitude Compare</Choice3C>
  <Choice3D>Undercurrent Enable</Choice3D>
  <Correct3>None</Correct3>
  <Reference3>Student Workbook Page 12, Section 3</Reference3>
  
  <Question4>4. The 'on request mode' is currently used.</Question4>
  <Choice4A>True</Choice4A>
  <Choice4B>False</Choice4B>
  <Choice4C>None</Choice4C>
  <Choice4D>None</Choice4D>
  <Correct4>None</Correct4>
  <Reference4>Student Workbook Page 12, Section 3</Reference4>
  
  <Question5>5. The output power of the TACAN is low, but the pulse count is 7200 pps. Which of the following circuit cards, if faulty, could cause this?</Question5>
  <Choice5A>2A2A4</Choice5A>
  <Choice5B>2A2A5</Choice5B>
  <Choice5C>2A2A11</Choice5C>
  <Choice5D>2A2A14</Choice5D>
  <Correct5>None</Correct5>
  <Reference5>Student Workbook Page 12, Section 3</Reference5>
  
  <Question6>6. What is the approximate power level at RF Output 2A2A15J2?</Question6>
  <Choice6A>20 Mw</Choice6A>
  <Choice6B>200 Mw</Choice6B>
  <Choice6C>2 W</Choice6C>
  <Choice6D>20 W</Choice6D>
  <Correct6>None</Correct6>
  <Reference6>Student Workbook Page 12, Section 3</Reference6>
  
  <Question7>7. What does the V Tune output control?</Question7>
  <Choice7A>The gain of Q2</Choice7A>
  <Choice7B>The gain of Q3</Choice7B>
  <Choice7C>Preselector bandpass</Choice7C>
  <Choice7D>Frequency of the VCO</Choice7D>
  <Correct7>None</Correct7>
  <Reference7>Student Workbook Page 12, Section 3</Reference7>
  
  <Question8>8. The frequency at 2A2A15J2 is correct, but the power is low. Which subassembly, if faulty, could cause this?</Question8>
  <Choice8A>Frequency Divider</Choice8A>
  <Choice8B>Phase detector/integrator</Choice8B>
  <Choice8C>Phase lock detector</Choice8C>
  <Choice8D>Automatic leveling control</Choice8D>
  <Correct8>None</Correct8>
  <Reference8>Student Workbook Page 12, Section 3</Reference8>
  
  <Question9>9. (100 Watt 2A2A16) What amplifier stage uses Pulse Code Modulation?</Question9>
  <Choice9A>First</Choice9A>
  <Choice9B>Second</Choice9B>
  <Choice9C>Third</Choice9C>
  <Choice9D>Fourth</Choice9D>
  <Correct9>None</Correct9>
  <Reference9>Student Workbook Page 12, Section 3</Reference9>
  
  <Question10>10. (100 Watt 2A2A16) What is the purpose of the Pin Diode Switch?</Question10>
  <Choice10A>Frequency modulates the RF</Choice10A>
  <Choice10B>Amplitude modulates the RF</Choice10B>
  <Choice10C>Shorts the RF to ground</Choice10C>
  <Choice10D>Gates the RF</Choice10D>
  <Correct10>None</Correct10>
  <Reference10>Student Workbook Page 12, Section 3</Reference10>
  
  <Question11>11. (100 Watt 2A2A16) What circuit is enabled by the RF MOD GATE(NOT) input?</Question11>
  <Choice11A>Error Amplifier</Choice11A>
  <Choice11B>Pedestal Generator</Choice11B>
  <Choice11C>Pin Diode Modulator</Choice11C>
  <Choice11D>Gaussian Reference Generator</Choice11D>
  <Correct11>None</Correct11>
  <Reference11>Student Workbook Page 12, Section 3</Reference11>
  
  <Question12>12. (100 Watt 2A2A16) The SHAPER MOD GATE(NOT) is used to develop the Gaussian pulse and Pedestal.</Question12>
  <Choice12A>True</Choice12A>
  <Choice12B>False</Choice12B>
  <Choice12C>None</Choice12C>
  <Choice12D>None</Choice12D>
  <Correct12>None</Correct12>
  <Reference12>Student Workbook Page 12, Section 3</Reference12>
  
  <Question13>13. (100 Watt 2A2A16) What is the output pulse count from the 100 W Amplifier?</Question13>
  <Choice13A>1800 pps</Choice13A>
  <Choice13B>3600 pps</Choice13B>
  <Choice13C>5400 pps</Choice13C>
  <Choice13D>7200 pps</Choice13D>
  <Correct13>None</Correct13>
  <Reference13>Student Workbook Page 12, Section 3</Reference13>
  
  <Question14>14. (100 Watt 2A2A16) What controls the amount of attenuation of HY1?</Question14>
  <Choice14A>Factory setting</Choice14A>
  <Choice14B>Local PC</Choice14B>
  <Choice14C>100W Modulator</Choice14C>
  <Choice14D>Controlling Monitor</Choice14D>
  <Correct14>None</Correct14>
  <Reference14>Student Workbook Page 12, Section 3</Reference14>
  
  <Question15>15. (100 Watt 2A2A16) There is no signal present at 2A2A16A1TP14. What signal is missing?</Question15>
  <Choice15A>RF MOD GATE(NOT)</Choice15A>
  <Choice15B>Shaper Clock</Choice15B>
  <Choice15C>100W SHUTOFF(NOT)</Choice15C>
  <Choice15D>SHAPER MOD GATE(NOT)</Choice15D>
  <Correct15>None</Correct15>
  <Reference15>Student Workbook Page 12, Section 3</Reference15>

  <Question16>16. (400 Watt 2A2A10) Which of the following pulse rates will cause the Over Rate Detector to generate a carry out?</Question16>
  <Choice16A>7503 pps</Choice16A>
  <Choice16B>8004 pps</Choice16B>
  <Choice16C>8501 pps</Choice16C>
  <Choice16D>7000 pps</Choice16D>
  <Correct16>None</Correct16>
  <Reference16>Student Workbook Page 162, Section 3</Reference16>

  <Question17>17. (400 Watt 2A2A10) What is the purpose of REPLY GATE(NOT)?</Question17>
  <Choice17A>Turns on the RFAs</Choice17A>
  <Choice17B>Enables the receiver</Choice17B>
  <Choice17C>Generates the shaped pulse</Choice17C>
  <Choice17D>Disables the processing of interrogations during transmit</Choice17D>
  <Correct17>None</Correct17>
  <Reference17>Student Workbook Page 12, Section 3</Reference17>

  <Question18>18. (400 Watt 2A2A10) Where do the RF pulses for the 400W Amplifier come from?</Question18>
  <Choice18A>2A2A5</Choice18A>
  <Choice18B>2A2A8</Choice18B>
  <Choice18C>2A2A15</Choice18C>
  <Choice18D>2A2A16</Choice18D>
  <Correct18>None</Correct18>
  <Reference18>Student Workbook Page 12, Section 3</Reference18>

  <Question19>19. (400 Watt 2A2A10) What is the purpose of FREQ LOCK(NOT) input?</Question19>
  <Choice19A>Changes transmit frequencies</Choice19A>
  <Choice19B>Indicates that the 2A2A10 has locked up</Choice19B>
  <Choice19C>Blocks the Encoded Triggers when frequency is off channel</Choice19C>
  <Choice19D>Generates the 400W Amp fault reset when frequency is off channel</Choice19D>
  <Correct19>None</Correct19>
  <Reference19>Student Workbook Page 12, Section 3</Reference19>

  <Question20>20. (400 Watt 2A2A10) What voltage is present at 2A2A10A2TP17 if the 400 W Amplifier is functioning properly?</Question20>
  <Choice20A>5 VDC</Choice20A>
  <Choice20B>10 VDC</Choice20B>
  <Choice20C>35 VDC</Choice20C>
  <Choice20D>50 VDC</Choice20D>
  <Correct20>None</Correct20>
  <Reference20>Student Workbook Page 12, Section 3</Reference20>

  <Question21>21. (400 Watt 2A2A10) The pulse width at 2A2A10A2TP2 is 10.4 μs. What component should be adjusted to correct this?</Question21>
  <Choice21A>R1</Choice21A>
  <Choice21B>R2</Choice21B>
  <Choice21C>R3</Choice21C>
  <Choice21D>R4</Choice21D>
  <Correct21>None</Correct21>
  <Reference21>Student Workbook Page 12, Section 3</Reference21>

  <Question22>22. (2A1 RFA) What is the normal current in Mod A through Mod D of the 700 W Modulator?</Question22>
  <Choice22A>0-5 A</Choice22A>
  <Choice22B>0-10 A</Choice22B>
  <Choice22C>5-15 A</Choice22C>
  <Choice22D>10-20 A</Choice22D>
  <Correct22>None</Correct22>
  <Reference22>Student Workbook Page 12, Section 3</Reference22>

  <Question23>23. (2A1 RFA) At what temperature will S1 close?</Question23>
  <Choice23A>120 degrees</Choice23A>
  <Choice23B>130 degrees</Choice23B>
  <Choice23C>150 degrees</Choice23C>
  <Choice23D>160 degrees</Choice23D>
  <Correct23>None</Correct23>
  <Reference23>Student Workbook Page 232, Section 3</Reference23>

</blockninesectionfour>